In order to understand the earthquake resistant safety of the dam, the aseismic strength of the dam is verified both by response spectral method and time-history method.
为了了解大坝的抗震安全度，用反应谱法和振型迭加法对坝体的抗震强度进行了校核。
The frequency response of the transducers is measured experimentally using laser ultrasound and a pulse echo reflecting method. The spectral analysis results are compared and analyzed.
由激光超声方法和自发自收脉冲反射法实验测定了所制作的换能器的频率响应，并比较了频谱分析结果。
This paper studies the Characteristics of the first three spectral moments for the response of linear systems under the space-interrelated ground motion model and an analytical method.
本文研究了在空间相关地面运动数学模型下线性体系振动反应的前三阶谱矩的特点和它们的解析计算方法。
Applying this method to the lens design, the lens' wavelength and weight corresponds to spectral response features of the output signal in the detector's focal plane.
将该方法应用于实际物镜设计，发现光学系统波长及权重符合探测器焦平面输出信号光谱响应特性。
The new method is that the absolute spectral response of filter radiometer is measured with cryogenic radiometer, so that makes it possible to reappear candela.
该方法用低温辐射计测出滤光辐射计的绝对光谱响应，从而使坎德拉的复现成为可能。
In this paper, a new method of calculating random response spectral moments of elastic-viscoelastic combined systems under random excitations is presented.
提出了一种新的计算弹性-粘弹性复合结构随机响应的各阶谱矩的计算方法，它是一种时域复模态分析方法。
Using the photovoltaic spectral response of epitaxial P-N junction, the paper suggests a method of determining the minority carrier diffusion length in N layer of N/P epitaxial silicon wafer.
本文提出了用N/P硅外延片的结光电压光谱响应确定N/P硅外延片中少子扩散长度的方法。
Dynamic response of the system of seepage flow in wall rock affected by mining is studied by truncated spectral method, in the system the seepage properties and boundary pressure are variable.
用谱截断法讨论了采动围岩渗流系统在时变渗透特性和时变边界条件下的动力学响应。
This paper discusses functional relationship between the component part deviation of bail bearing and it's vibration response spectrum by using the method of spectral analysis.
本文采用频谱分析的方法，研究了球轴承零斜偏差与其振动响应频谱之间的函数关系。
This paper discusses functional relationship between the component part deviation of bail bearing and it's vibration response spectrum by using the method of spectral analysis.
本文采用频谱分析的方法，研究了球轴承零斜偏差与其振动响应频谱之间的函数关系。
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